SKILLCodex
frontend-testing-debugging
Clicks through your web app in a real browser to confirm changes work, with screenshots as proof.
View Skill →REGIONAL RANKING
North America AI Skills Rankings
Explore AI Skill rankings across North America.
New
New Skills from North America
Recently published Skills with a verified origin in this region.
SKILLCodex
chatgpt-app-submission
Inspects a ChatGPT App's code and generates the file needed for app review.
View Skill →SKILLClaude
xlsx
Lets an AI agent create, edit and analyze spreadsheets with live formulas and no errors.
View Skill →SKILLClaude
skill-creator
Helps you write a Skill from scratch and test whether it actually works.
View Skill →SKILLClaude
webapp-testing
Lets an AI agent drive your locally running web app with Playwright to click through it, take screenshots and read errors.
View Skill →SKILLCodex
data-visualization
Works out what question a chart must answer, then picks the right chart type and technique.
View Skill →SKILLCodex
build-chatgpt-app
Helps developers build ChatGPT Apps that pair an MCP server with an in-chat widget.
View Skill →SKILLCodex
agents-sdk
Turns an idea or existing code into a runnable OpenAI Agents SDK app.
View Skill →SKILLClaude
Lets an AI agent read, create, merge and split PDFs, fill forms, run OCR on scans, add watermarks and encrypt files.
View Skill →SKILLClaude
frontend-design
Has an AI building web interfaces design from the subject matter and avoid generic AI-looking defaults.
View Skill →Origin and launch date are real, but engagement confidence is still limited.
Regional Skill views reuse the same canonical Skill IDs. No Skill market score is shown until real market activity exists.